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a sign, shape or object which is used to represent something elseA heart shape is the symbol of love.
The wheel in the Indian flag is a symbol of peace.
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something that is used to represent a quality or ideaWater, a symbol of life, recurs as an image throughout her poems.
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a number, letter or sign used in mathematics, music, science, etc.The symbol for oxygen is O2.
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An object can be described as a symbol of something else if it seems to represent it because it is connected with it in a lot of people's mindsThe private jet is a symbol of wealth.